*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#071322;color:#ecf4ff;font:16px/1.55 system-ui,-apple-system,Segoe UI,sans-serif}a{color:inherit;text-decoration:none}header{padding:20px max(5vw,20px);display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #1a344a;background:#09192b}nav{display:flex;gap:24px;flex-wrap:wrap}nav a{color:#c6d6e7}.brand{font-size:22px;font-weight:800}.brand b{color:#48d7cc}main{max-width:1250px;margin:auto;padding:0 24px 80px}.hero{margin:30px 0 65px;padding:85px 6%;border:1px solid #23405b;border-radius:26px;background:radial-gradient(ellipse at 90% 20%,#1d5c69 0,transparent 45%),linear-gradient(120deg,#102c4a,#0a192d)}.eyebrow{letter-spacing:2px;color:#56ded1;font-size:12px;font-weight:800}.hero h1{font-size:clamp(35px,5vw,66px);line-height:1.1;letter-spacing:-2px;margin:18px 0}.hero h1 em{font-style:normal;color:#62e7d7}.hero p{max-width:560px;color:#c6d9e8;margin-bottom:32px}.primary,button{display:inline-block;background:#36d7c7;color:#06212c;font-weight:800;border:0;border-radius:10px;padding:12px 20px;cursor:pointer}.sectionhead h2{font-size:34px;margin:5px 0 20px}.filters{display:flex;gap:12px;margin:18px 0 28px;flex-wrap:wrap}input,select,textarea{padding:13px;border:1px solid #34526a;border-radius:9px;background:#10263c;color:#f1f7ff;font:inherit}input:not([type=checkbox]){min-width:0}.filters input{flex:1;min-width:190px}.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:22px}.tile{overflow:hidden;border:1px solid #203d54;border-radius:16px;background:#0f2235;transition:transform .2s}.tile:hover{transform:translateY(-4px)}.thumb{position:relative;aspect-ratio:16/9;background:#123a4e}.thumb img{width:100%;height:100%;object-fit:cover}.play{position:absolute;left:45%;top:40%;background:#36d7c7;color:#072132;border-radius:50%;width:42px;height:42px;display:grid;place-items:center}.tilebody{padding:20px}.tile h3{font-size:19px;margin:12px 0 6px}.tile p{color:#9cb6ca;font-size:14px;margin:0}.tag{display:inline-block;padding:4px 9px;border-radius:6px;background:#204b5b;color:#78f1df;font-size:12px;font-weight:800;margin-right:5px}.premium{background:#463c2a;color:#ffdf93}.watch{max-width:960px;margin:45px auto}.watch>a{color:#72dfd5}.player{aspect-ratio:16/9;margin:20px 0;background:#020911;border-radius:14px;overflow:hidden}.player iframe{width:100%;height:100%;border:0}.locked{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px}.locked h2{margin:6px}.locked p{margin:6px;max-width:540px}.small,.note{font-size:13px;color:#a5bfd0}.lockicon{font-size:36px}.watch h1{font-size:35px}.watch>p{white-space:normal;color:#bbd0de}.formwrap{max-width:500px;margin:60px auto;padding:32px;background:#10263a;border:1px solid #24465e;border-radius:20px}.formwrap.wide{max-width:760px}.formwrap form{display:grid;gap:18px}.formwrap label{display:grid;gap:6px;font-weight:600}.formwrap label input:not([type=checkbox]),.formwrap textarea,.formwrap select{width:100%}.formwrap label.check{display:flex;align-items:center;gap:10px}.error{color:#ffb6b6}.adminhead{display:flex;justify-content:space-between;gap:16px;align-items:center;margin:55px 0 25px;flex-wrap:wrap}.tablewrap{overflow:auto}table{border-collapse:collapse;width:100%;background:#10263a;border-radius:12px}td,th{padding:16px;text-align:left;border-bottom:1px solid #29455b}th{color:#83e9df}td a{color:#67e7da}footer{border-top:1px solid #1d3c52;padding:25px;text-align:center;color:#91b0c4}.empty{padding:30px;background:#10263a;border-radius:10px}@media(max-width:600px){header{align-items:flex-start;gap:10px;flex-direction:column}nav{gap:14px;font-size:14px}.hero{padding:55px 24px}.hero h1{letter-spacing:-1px}.formwrap{padding:20px}}
/* LandMuk Videos — vista profesional de videoclases (actualización visual) */
.lesson-page{max-width:1200px;margin:30px auto 40px}.lesson-back{display:inline-flex;color:#67e5dc;font-size:14px;font-weight:600;margin-bottom:24px}.lesson-back:hover,.lesson-campus-link:hover{text-decoration:underline}.lesson-heading{margin-bottom:26px}.lesson-badges{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-bottom:12px}.lesson-type{font-size:13px;color:#a8c1d3}.lesson-heading h1{font-size:clamp(25px,3.2vw,39px);letter-spacing:-.8px;line-height:1.2;margin:0 0 12px;max-width:930px}.lesson-lead{color:#bad0df;font-size:16px;max-width:800px;margin:0}.lesson-layout{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:24px;align-items:start}.lesson-main{min-width:0}.lesson-player{margin:0 0 22px;border:1px solid #28465b;border-radius:18px;box-shadow:0 14px 34px #0003}.lesson-panel{border:1px solid #27465b;border-radius:17px;background:#0f2437;padding:24px;margin-bottom:20px}.lesson-panel-label{color:#53dbd1;letter-spacing:1.8px;font-size:11px;font-weight:800;margin-bottom:10px}.lesson-panel h2{font-size:21px;line-height:1.3;margin:0 0 16px}.lesson-prose{color:#c8d9e5;font-size:15px;line-height:1.8;overflow-wrap:anywhere}.lesson-prose p{margin:0 0 16px}.lesson-prose h3{font-size:17px;color:#f2f8ff;margin:23px 0 9px}.lesson-prose strong{color:#f1f8ff}.lesson-prose ul{margin:5px 0 19px;padding-left:23px}.lesson-prose li{padding-left:3px;margin:5px 0}.lesson-prose li::marker{color:#4cd9cd}.lesson-info-row{display:flex;justify-content:space-between;gap:10px;padding:12px 0;border-top:1px solid #294457;font-size:14px}.lesson-info-row span{color:#9eb9cb}.lesson-info-row strong{text-align:right;font-size:13px}.lesson-campus p{font-size:14px;color:#adc3d3;margin:0 0 16px}.lesson-campus-link{color:#5ce0d5;font-weight:700;font-size:14px}@media(max-width:920px){.lesson-layout{grid-template-columns:minmax(0,1fr)}.lesson-sidebar{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.lesson-sidebar .lesson-panel{margin-bottom:0}}@media(max-width:620px){.lesson-page{margin:22px auto}.lesson-heading h1{font-size:27px}.lesson-layout{gap:16px}.lesson-sidebar{display:block}.lesson-sidebar .lesson-panel{margin-bottom:16px}.lesson-panel{padding:19px}.lesson-player{border-radius:12px}}


/* LandMuk Videos V1.4 — sistema visual cinematográfico */
:root{--lm-bg:#080b15;--lm-panel:#161b2b;--lm-line:#30334c;--lm-accent:#7961f5;--lm-text:#f6f5ff;--lm-muted:#b4b8d0;color-scheme:dark}
html{scroll-behavior:smooth}body{background:var(--lm-bg);color:var(--lm-text);font-family:system-ui,-apple-system,"Segoe UI",sans-serif}
body>header{padding:18px clamp(20px,4vw,78px);background:#0c0f1c;border-bottom:1px solid #292b42;display:flex;align-items:center;justify-content:space-between;gap:22px}
body>header .brand{font-size:clamp(19px,1.5vw,25px);font-weight:900;letter-spacing:-.8px;text-transform:uppercase;white-space:nowrap}body>header .brand b{color:#ab97ff}
body>header nav{display:flex;align-items:center;gap:clamp(12px,2.2vw,32px)}body>header nav a{color:#e2def6;font-weight:650;font-size:14px}body>header nav a:hover{color:#b7a8ff}
body>main{max-width:none;margin:0 auto;padding:0 0 76px;width:100%}body>footer{background:#0b0e19;border-color:#292c43;color:#aaaec8}
.cinema-shell{max-width:1660px;margin:auto;padding:0 clamp(22px,4.5vw,78px)}
.cinema-hero{position:relative;isolation:isolate;min-height:clamp(460px,39vw,620px);display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.04fr);align-items:center;gap:clamp(24px,5vw,85px);padding:65px 0 75px}
.cinema-hero:before{content:"";position:absolute;inset:0 calc(-1 * clamp(22px,4.5vw,78px));z-index:-1;background:radial-gradient(ellipse at 70% 36%,#322b69 0%,#171d3c 35%,#0b0e19 78%)}
.cinema-eyebrow{font-size:12px;font-weight:850;letter-spacing:2.8px;color:#b5a5ff}
.cinema-hero h1{font-size:clamp(42px,4.9vw,82px);line-height:1.065;letter-spacing:-.055em;margin:19px 0 24px;max-width:740px}
.cinema-hero h1 span{color:#b29eff}.cinema-hero p{font-size:clamp(16px,1.15vw,19px);line-height:1.65;color:#c5c7de;max-width:600px}
.cinema-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.cinema-button{background:var(--lm-accent);color:white;padding:14px 22px;border-radius:11px;font-size:15px;font-weight:800;display:inline-flex;align-items:center;justify-content:center}.cinema-button:hover{background:#907cfc}.cinema-button.secondary{background:#24283b;border:1px solid #50506b}
.cinema-feature{display:block;overflow:hidden;border-radius:22px;background:#191c31;border:1px solid #49446e;box-shadow:0 28px 70px #0007;transform:rotate(-1deg);transition:transform .2s}.cinema-feature:hover{transform:rotate(0) translateY(-5px)}.cinema-feature img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block}.cinema-feature-body{padding:22px 26px}.cinema-feature h3{font-size:clamp(18px,1.7vw,26px);line-height:1.3;margin:9px 0}.cinema-feature .cinema-eyebrow{font-size:11px}
.cinema-section{margin-top:clamp(42px,5vw,78px)}.cinema-section h2{font-size:clamp(25px,2.2vw,38px);line-height:1.2;letter-spacing:-.035em;margin:10px 0 18px}.cinema-section .sub{color:var(--lm-muted);font-size:16px;margin:0 0 22px}.cinema-section-head{display:flex;justify-content:space-between;align-items:end;gap:15px}.cinema-section-head a{color:#c9bdff;font-weight:750;white-space:nowrap}
.cinema-filters{display:grid;grid-template-columns:minmax(0,1fr) 200px 170px;gap:12px;padding:12px;background:#171b2d;border:1px solid #353650;border-radius:16px;margin:20px 0 28px}.cinema-filters input,.cinema-filters select{min-width:0;width:100%;background:#0d1221;border:1px solid #3a3e59;color:#f6f4ff;padding:13px;border-radius:9px}.cinema-filters button{background:var(--lm-accent);color:white;border-radius:9px;padding:12px;font-weight:800}
.cinema-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(13px,1.5vw,24px)}.cinema-card{display:block;min-width:0;overflow:hidden;border:1px solid #30334a;background:#181d2c;border-radius:16px;transition:transform .2s,border-color .2s,box-shadow .2s}.cinema-card:hover{transform:translateY(-6px);border-color:#8877ee;box-shadow:0 15px 38px #0006}.cinema-thumb{aspect-ratio:16/9;position:relative;background:#25283b;overflow:hidden}.cinema-thumb img{width:100%;height:100%;display:block;object-fit:cover;transition:transform .3s}.cinema-card:hover img{transform:scale(1.035)}.cinema-play{position:absolute;left:14px;bottom:14px;width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:#0a0d19df;color:#fff}.cinema-placeholder{height:100%;display:grid;place-items:center;color:#b5a5ff}.cinema-card-body{padding:17px 18px 19px}.cinema-meta{color:#bfb1ff;font-size:11px;letter-spacing:1.3px;font-weight:850}.cinema-card h3{font-size:clamp(16px,1.1vw,19px);line-height:1.35;margin:9px 0}.cinema-card p{font-size:14px;line-height:1.5;color:#b6bdd2;margin:0;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden}.cinema-level{display:inline-block;margin-top:12px;font-size:12px;font-weight:800;color:#d0c4ff}.cinema-empty{padding:30px;border:1px solid #34374d;border-radius:14px;color:#c7c9d7}.cinema-footer-info{margin-top:70px;padding:30px 0;border-top:1px solid #292c40}.cinema-footer-info h2{font-size:26px}.cinema-footer-info p{color:#b9bfd1;max-width:760px}
/* Player view uses the same premium palette and an intentional wider canvas */
.lesson-page{max-width:1510px!important;width:calc(100% - clamp(32px,8vw,150px));margin:34px auto 50px!important}.lesson-page .lesson-layout{grid-template-columns:minmax(0,1fr) 320px!important;gap:28px!important}.lesson-page .lesson-panel{background:#171c2d!important;border-color:#363850!important}.lesson-page .lesson-panel-label,.lesson-page .lesson-campus-link,.lesson-page .lesson-back{color:#bba9ff!important}.lesson-page .lesson-info-row{border-color:#34364c!important}.lesson-page .lesson-prose li::marker{color:#a693ff}.lesson-page .lesson-player{border:1px solid #373a54;box-shadow:0 20px 50px #0005}.lesson-page .lesson-heading h1{font-size:clamp(29px,3vw,45px)!important}.lesson-page .lesson-lead{color:#c4c5db}
@media(max-width:1100px){.cinema-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.cinema-hero{min-height:430px}.lesson-page .lesson-layout{grid-template-columns:minmax(0,1fr)!important}}
@media(max-width:760px){body>header{flex-wrap:wrap}body>header nav{gap:16px}.cinema-hero{grid-template-columns:1fr;padding:46px 0 55px;gap:28px}.cinema-hero h1{font-size:clamp(40px,9vw,60px)}.cinema-feature{transform:none}.cinema-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.cinema-filters{grid-template-columns:1fr}.cinema-section-head{align-items:start}.lesson-page{width:calc(100% - 32px)}.lesson-page .lesson-layout{grid-template-columns:1fr!important}}
@media(max-width:460px){.cinema-shell{padding:0 18px}.cinema-grid{gap:12px}.cinema-card-body{padding:12px}.cinema-card h3{font-size:14px}.cinema-card p{font-size:12px}.cinema-meta{font-size:9px}.cinema-hero h1{font-size:39px}body>header .brand{font-size:19px}body>header nav a{font-size:12px}}

/* V1.5 — authoritative layout and predictable desktop/mobile dimensions */
body>main{width:100%;max-width:none;padding:0 0 80px;margin:0}
body>header{position:relative;z-index:5}
.cinema-shell{width:100%;max-width:1600px;padding-inline:clamp(20px,4.5vw,76px);margin-inline:auto}
.cinema-hero{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(26px,4vw,70px);min-height:510px;align-items:center}
.cinema-hero>div{min-width:0}
.cinema-hero h1{font-size:clamp(44px,4.6vw,74px);line-height:1.08}
.cinema-feature{max-width:680px;margin-left:auto}
.cinema-actions a{min-height:48px}
.cinema-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.cinema-card{display:block;min-width:0}
.cinema-thumb{aspect-ratio:16/9;overflow:hidden}
.cinema-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.cinema-card-body{padding:16px 18px 20px}
.cinema-card h3{font-size:17px;line-height:1.35}
.cinema-card p{font-size:13px;line-height:1.5;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden}
.cinema-section{margin-top:58px}
.cinema-filters{display:grid;grid-template-columns:minmax(0,1fr) 185px 165px;gap:12px}
.lesson-page{max-width:1460px;width:calc(100% - 64px)}
.lesson-layout{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:24px}
.lesson-player{aspect-ratio:16/9}
.lesson-panel{background:#171c2d;border:1px solid #363850;border-radius:18px;padding:24px}
@media(max-width:1100px){.cinema-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.lesson-layout{grid-template-columns:1fr}}
@media(max-width:800px){.cinema-hero{grid-template-columns:1fr;min-height:0;padding:48px 0 58px}.cinema-feature{margin:0;max-width:none}.cinema-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.cinema-filters{grid-template-columns:1fr}.lesson-page{width:calc(100% - 36px)}}
@media(max-width:480px){.cinema-shell{padding-inline:16px}.cinema-grid{gap:12px}.cinema-card-body{padding:12px}.cinema-card h3{font-size:14px}.cinema-card p{font-size:12px}.cinema-hero h1{font-size:40px}.cinema-section{margin-top:44px}.cinema-actions{display:grid;grid-template-columns:1fr}.cinema-actions a{width:100%}}